2025-09-22 17:06:47 +08:00
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package com.ruoyi.cms.util;
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2025-09-23 10:54:46 +08:00
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import com.ruoyi.cms.domain.query.ESJobSearch;
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2025-09-22 17:06:47 +08:00
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Objects;
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import java.util.stream.Collectors;
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public class StringUtil {
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public static Boolean isEmptyOrNull(String s){
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if(Objects.isNull(s)){return true;}
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return s.isEmpty();
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}
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/**
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* 将逗号分隔的数字字符串转换为List<Integer>
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*/
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public static List<Integer> convertStringToIntegerList(String input) {
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if (isEmptyOrNull(input)) {
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return new ArrayList<>();
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}
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return Arrays.stream(input.split(",")) // 按逗号分割字符串
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.map(String::trim) // 去除每个部分的前后空格
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.map(Integer::parseInt) // 将字符串转换为Integer
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.collect(Collectors.toList()); // 收集为List
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}
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/**
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* 将逗号分隔的数字字符串转换为List<Integer>
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*/
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public static List<Long> convertStringToLongList(String input) {
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List<Integer> longs = convertStringToIntegerList(input);
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return longs.stream().map(Long::valueOf).collect(Collectors.toList());
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}
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/**
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* 找到List<Integer>中的最大值
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*/
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public static Integer findMaxValue(String input) {
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List<Integer> numbers = convertStringToIntegerList(input);
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if (numbers == null || numbers.isEmpty()) {
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return null;
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}
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return numbers.stream()
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.mapToInt(Integer::intValue) // 将Integer转换为int
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.max() // 找到最大值
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.orElseThrow(() -> new RuntimeException("列表为空,无法找到最大值")); // 如果列表为空,抛出异常
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}
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2025-09-23 10:54:46 +08:00
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public static List<String> convertStringToStringList(String input) {
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if (isEmptyOrNull(input)) {
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return new ArrayList<>();
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}
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return Arrays.stream(input.split(",")) // 按逗号分割字符串
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.map(String::trim) // 去除每个部分的前后空格
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.collect(Collectors.toList()); // 收集为List
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}
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2025-09-30 18:32:20 +08:00
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/**
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* 脱敏逻辑:前4位 + ***+ 后4位
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* @param idCard
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* @return
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*/
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public static String desensitizeIdCard(String idCard) {
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if (idCard == null || idCard.length() != 18) {
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return idCard; // 非标准身份证号不脱敏(或按规则处理)
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}
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return idCard.substring(0, 4) + "***" + idCard.substring(14);
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}
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2025-09-22 17:06:47 +08:00
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}
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